Finding the Fourth Proportional to 9,660,644.80, 14,492,716.80 and 4,856,243.20
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Solution
The fourth proportional to 9,660,644.80, 14,492,716.80 and 4,856,243.20 is: 7,285,244.29
Step by Step Solution
- Step 1: Write the proportion equation
9,660,644.80 : 14,492,716.80 = 4,856,243.20 : x - Step 2: Convert to fraction form
9,660,644.80/14,492,716.80 = 4,856,243.20/x - Step 3: Cross multiply
9,660,644.80x = 14,492,716.80 × 4,856,243.20 - Step 4: Simplify right side
9,660,644.80x = 70,380,157,409,525.77 - Step 5: Solve for x
x = 70,380,157,409,525.77/9,660,644.80 - Step 6: Final answer
x = 7,285,244.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.